According to the theory for the endosymbiotic origin of mitochondria,the outer membrane of the mitochondrion was derived from an
A)engulfing ancestral eukaryotic cell.
B)engulfed aerobic prokaryotic cell.
C)engulfed anaerobic prokaryotic cell.
D)infoldings of the ancestral eukaryotic cell.
E)engulfed aerobic eukaryotic cell.

Question

Quizplus · Accepted Answer

The outer membrane of the mitochondrion is thought to have originated from the engulfing ancestral eukaryotic cell, which engulfed an aerobic prokaryotic cell, leading to the formation of mitochondria.

According to the Theory for the Endosymbiotic Origin of Mitochondria,the